21 lines
541 B
Ruby
21 lines
541 B
Ruby
# == Schema Information
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#
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# Table name: subscriptions
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#
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# id :integer not null, primary key
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# user_id :integer
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# subscribable_id :integer
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# subscribable_type :string(255)
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# subscribed :boolean
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# created_at :datetime
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# updated_at :datetime
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#
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class Subscription < ActiveRecord::Base
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belongs_to :user
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belongs_to :subscribable, polymorphic: true
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validates :user_id,
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uniqueness: { scope: [:subscribable_id, :subscribable_type] },
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presence: true
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end
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